LP5522TMX/NOPB

Product Overview

• Category: Integrated Circuit (IC)
• Use: LED Driver
• Characteristics: Programmable, Multi-channel, Low Power Consumption
• Package: 20-TSSOP
• Essence: Control and drive multiple LEDs with programmable features
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Number of Channels: 3 independent channels
• LED Current Range: 0 to 30 mA per channel
• Supply Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Interface: I2C-compatible

Pin Configuration

The LP5522TMX/NOPB package consists of 20 pins. The pin configuration is as follows:

1. VDD
2. GND
3. SDA
4. SCL
5. INT
6. EN
7. OUT1
8. OUT2
9. OUT3
10. NC
11. NC
12. NC
13. NC
14. NC
15. NC
16. NC
17. NC
18. NC
19. NC
20. NC

Functional Features

• Programmable LED current levels for each channel
• Independent control of each channel
• Fade-in and fade-out effects
• Automatic thermal shutdown protection
• Low power consumption in idle mode
• Flexible I2C interface for easy integration

Advantages

• Versatile and flexible LED driver solution
• Efficient power management with low power consumption
• Programmable features allow customization for various applications
• Compact package size for space-constrained designs
• Thermal shutdown protection ensures safe operation

Disadvantages

• Limited number of channels (3)
• Requires I2C interface for control, may not be suitable for all applications
• Not suitable for high-power LED applications

Working Principles

The LP5522TMX/NOPB is a programmable LED driver IC designed to control and drive multiple LEDs. It operates by receiving commands through the I2C interface, allowing users to program various LED current levels, fade-in and fade-out effects, and other features.

The IC provides three independent channels, each capable of driving up to 30 mA of current to an LED. The programmable nature of the LP5522TMX/NOPB enables customization for different LED configurations and lighting effects.

To ensure safe operation, the IC includes automatic thermal shutdown protection, preventing overheating and potential damage to the device or LEDs. Additionally, the LP5522TMX/NOPB has low power consumption in idle mode, contributing to energy efficiency.

Detailed Application Field Plans

The LP5522TMX/NOPB LED driver IC finds applications in various fields, including:

1. Automotive Lighting: Control and drive LEDs in automotive interior and exterior lighting systems.
2. Portable Devices: Enable programmable LED indicators in smartphones, tablets, and wearable devices.
3. Gaming Consoles: Provide customizable LED lighting effects in gaming consoles and peripherals.
4. Home Automation: Drive LEDs for smart home lighting systems with programmable features.
5. Industrial Equipment: Control and drive LEDs in industrial equipment for status indication and visual feedback.

Alternative Models

1. LP5523TMX/NOPB: Similar to LP5522TMX/NOPB but with additional channels (6 channels).
2. LP55231TMX/NOPB: Programmable LED driver IC with integrated boost converter for higher LED voltage requirements.
3. LP55281TMX/NOPB: Multi-channel LED driver with advanced features such as color mixing and current sinking capabilities.

These alternative models offer different channel counts, voltage capabilities, and additional features to suit specific application requirements.

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